This part is a kind of semiconductor called H20R1202.
Function of this product has Reverse Conducting IGBT.
Manufacturers : Infineon Technologies
Image and pinout :
Some of the text within the PDF file :
IHW20N120R2 Soft Switching Series Reverse Conducting IGBT with monolithic body diode Features: • Powerful monolithic Body Diode with very low forward voltage • Body diode clamps negative voltages ® • TrenchStop and Fieldstop technology for 1200 V applications offers : - very tight parameter distribution - high ruggedness, temperature stable behavior • NPT technology offers easy parallel switching capability due to positive temperature coefficient in VCE(sat) • Low EMI 1 • Qualified according to JEDEC for target applications • Pb-free lead plating; RoHS compliant • Complete product spectrum and PSpice Models : http://www.infineon.com/igbt/ Applications: • Inductive Cooking • Soft Switching Applications Type IHW20N120R2 Maximum Ratings Parameter Col [ ... ]